/ Dictionary / Index H hepatoportal system: Meaning and Definition of Find definitions for: hep•a•to•por'tal sys"tem Pronunciation: (hep"u-tō-pôr'tl, -pōr'-, hi-pat"u-), [key] — Anat. Anat. a vascular arrangement in vertebrates through which blood is transported into the liver from capillaries of the stomach, spleen, duodenum, pancreas, and intestines. Cf. portal system. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hepatopancreas hepatoscopy Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language